Home / 904,322.60-1,357,140.05-728,947.07

Finding the Fourth Proportional to 904,322.60, 1,357,140.05 and 728,947.07

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Solution

The fourth proportional to 904,322.60, 1,357,140.05 and 728,947.07 is: 1,093,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,322.60 : 1,357,140.05 = 728,947.07 : x
  2. Step 2: Convert to fraction form
    904,322.60/1,357,140.05 = 728,947.07/x
  3. Step 3: Cross multiply
    904,322.60x = 1,357,140.05 × 728,947.07
  4. Step 4: Simplify right side
    904,322.60x = 989,283,260,419.55
  5. Step 5: Solve for x
    x = 989,283,260,419.55/904,322.60
  6. Step 6: Final answer
    x = 1,093,949.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.